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Date: Mon, 23 Sep 2002 09:32:18 +0100
From: Padraig Brady <padraig.brady@corvil.com>
Organization: Corvil Networks
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To: jbradford@dial.pipex.com
CC: linux-kernel@vger.kernel.org
Subject: Re: hdparm -Y hangup
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jbradford@dial.pipex.com wrote:
>>This seems like a bug in the ide driver not issuing a reset?
>>
>>On RH7.3 (2.4.18-3) if I do:
>>$ hdparm -Y /dev/hda
>>$ do stuff and disk spins up
>>$ hdparm -Y /dev/hda
>>$ everything hangs waiting for disk
> 
> It *IS* a bug, but only Mark Lord, (the hdparm maintainer), and I seem to care about it - everybody else says, "just do hdparm -y instead", which is missing the point.

Hrm, OK thanks for the info. Perhaps it should be removed
from hdparm or a (DANGEROUS) put beside the description
until it's fixed.

> 
> Incidently, I think you mean:
> 
> On RH7.3 (2.4.18-3) if I do:
> $ hdparm -y /dev/hda
> $ do stuff and disk spins up
> $ hdparm -Y /dev/hda
> $ everything hangs waiting for disk
> 
> with a lower case y for the first example.

No it seemed to wake up correctly the first time with -Y.
As you say -y works always.

> So, unless you, I, or Mark Lord fixes it, it stays broken :-).

cheers,
Pádraig.